A digital television includes: a display; a tuner; a wireless network interface to transmit data to a mobile terminal and receive audio information and screen; and a controller. The controller is configured to control a signal processor to decode the video signal and the screen information, control the display to display first image corresponding to the decoded video signal with second image corresponding to the decoded screen information, the second image corresponding to an image displayed on the mobile terminal, and receive a command from a remote controller. The controller is also configured to control the signal processor to process the audio signal and the audio information and to output the processed audio signal or the processed audio information to an audio output unit, and to control the signal processor to change the second image's size or position depending on the at least one command received from the remote controller.
Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A digital television for sharing multiple data with a mobile terminal, the digital television comprising: a display; a tuner configured to receive a broadcast signal including video signal and audio signal; a wireless network interface configured to transmit data to the mobile terminal and to receive audio information and screen information from the mobile terminal wirelessly connected to the digital television; and a controller configured to: control a signal processor to decode the video signal and the screen information, control the display to display first image corresponding to the decoded video signal with second image corresponding to the decoded screen information, wherein the second image corresponds to an image displayed on the mobile terminal, and receive at least one command from a remote controller, wherein the controller is further configured to control the signal processor to process the audio signal and the audio information and to output the processed audio signal or the processed audio information to an audio output unit, and wherein the controller is further configured to control the signal processor to change the second image's size or position depending on the at least one command received from the remote controller.
A digital television system enables sharing of multiple data types between a television and a mobile terminal. The system addresses the need for seamless interaction between television and mobile devices, allowing users to display and control mobile content on a larger screen while maintaining audio and video synchronization. The television includes a display, a tuner for receiving broadcast signals containing video and audio, and a wireless network interface for bidirectional communication with a mobile terminal. A controller manages signal processing, display output, and user input. The controller decodes both broadcast video and screen information from the mobile terminal, displaying them simultaneously on the television screen. The mobile terminal's display content is overlaid as a second image on the television's primary video output. The system also processes and outputs either broadcast audio or audio from the mobile terminal. Users can adjust the size and position of the mobile terminal's displayed content using a remote controller. This configuration enables flexible multimedia sharing and control between devices, enhancing user experience by integrating mobile content into the television interface.
2. The digital television of claim 1 , wherein the controller is further configured to control the wireless network interface to transmit the at least one command received from the remote controller to the mobile terminal depending on a cursor's coordinate information.
A digital television system includes a controller and a wireless network interface for communicating with a mobile terminal. The system allows a user to control the television using a remote controller, which sends commands to the television. The controller processes these commands and can transmit them to a mobile terminal via the wireless network interface. The transmission of commands to the mobile terminal is based on the cursor's coordinate information, ensuring that the mobile terminal receives the appropriate commands corresponding to the user's interactions with the television interface. This enables synchronized control between the television and the mobile terminal, allowing the mobile terminal to mirror or extend the television's functionality. The system enhances user experience by integrating remote control inputs with mobile device interactions, providing seamless control and coordination between devices. The wireless network interface supports various communication protocols to ensure reliable transmission of commands and data between the television and the mobile terminal. The controller also manages the timing and prioritization of commands to maintain smooth operation and responsiveness. This technology addresses the need for integrated control systems that bridge traditional television interfaces with modern mobile devices, improving usability and expanding functionality.
3. The digital television of claim 1 , wherein the second image is displayed with the first image in PIP (Picture-In-Picture) or POP (Picture-Out-Picture) form.
A digital television system is designed to enhance user experience by displaying multiple video streams simultaneously. The system addresses the need for viewers to monitor multiple content sources without switching between channels or devices. The invention includes a primary display area showing a first image, such as a main broadcast program, and a secondary display area showing a second image, such as an auxiliary video stream. The second image is presented in a Picture-In-Picture (PIP) or Picture-Out-Picture (POP) format, allowing users to view both images concurrently. The PIP format overlays the second image within the primary display, while the POP format positions the second image outside the main display area, such as on a secondary screen or a portion of the main screen. The system may also include features like resizing, repositioning, or adjusting the transparency of the secondary image to optimize visibility and user preference. This configuration enables users to multitask, such as watching a sports game while monitoring news updates or checking a secondary camera feed, without interrupting the primary viewing experience. The invention improves usability by providing flexible, non-intrusive access to multiple video sources on a single display.
4. The digital television of claim 1 , wherein the wireless network interface is further configured to transmit a decoding method supported by the digital television in response to receiving a request from the mobile terminal.
A digital television system includes a wireless network interface that enables communication with a mobile terminal. The system allows the mobile terminal to request and receive a decoding method supported by the digital television. This enables the mobile terminal to process and display content from the digital television, such as video or audio streams, in a compatible format. The wireless network interface facilitates the transmission of the decoding method, ensuring that the mobile terminal can properly interpret and render the content. This functionality enhances interoperability between the digital television and mobile devices, allowing users to access and view television content on their mobile terminals seamlessly. The system may also include additional features, such as user authentication, content synchronization, or adaptive streaming, to improve the overall user experience. The wireless network interface may support various communication protocols, such as Wi-Fi, Bluetooth, or cellular networks, to ensure reliable and efficient data transmission. The decoding method may include information about supported codecs, resolution, frame rates, or other technical parameters required for proper content playback. This ensures that the mobile terminal can adjust its playback settings to match the capabilities of the digital television, providing a consistent and high-quality viewing experience.
5. The digital television of claim 1 , wherein the audio information and the screen information are separately received from the mobile terminal or multiplexed information including the audio information and the screen information are received from the mobile terminal.
A digital television system is designed to receive and display audio and video content from a mobile terminal, such as a smartphone or tablet. The system addresses the challenge of seamlessly integrating mobile device content with television displays, ensuring synchronized audio and video playback. The television can receive audio and screen information either separately or as multiplexed data from the mobile terminal. When received separately, the audio and video streams are processed independently before being combined for output. Alternatively, the television can accept a single multiplexed signal containing both audio and video, which is then demultiplexed internally. This flexibility allows for efficient data transmission and compatibility with different mobile device configurations. The system ensures that the content from the mobile terminal is displayed on the television screen with synchronized audio, providing a unified viewing experience. The technology supports various transmission methods, including wired or wireless connections, and adapts to different data formats to maintain high-quality playback. This approach enhances the usability of mobile devices as content sources for larger displays, improving convenience and performance for users.
6. The digital television of claim 1 , wherein the wireless network interface performs based on Wi-Fi, Bluetooth or Zigbee.
A digital television system includes a wireless network interface that enables communication with external devices using wireless protocols. The system addresses the need for seamless connectivity between a television and other devices, such as smartphones, tablets, or smart home appliances, to facilitate content sharing, remote control, and integration with IoT ecosystems. The wireless network interface supports multiple wireless communication standards, including Wi-Fi, Bluetooth, and Zigbee, allowing flexible and reliable connectivity depending on the application. Wi-Fi provides high-speed data transfer for streaming media, Bluetooth enables low-power, short-range connections for peripherals like remote controls, and Zigbee supports mesh networking for smart home automation. The system ensures compatibility with a wide range of devices and use cases, enhancing user convenience and functionality. The television may also include a display, a processor, and memory to process and render content, with the wireless interface enabling remote access and control. This design improves interoperability and expands the television's utility in modern smart environments.
7. The digital television of claim 1 , wherein a first wireless path between the digital television and the remote controller is different from a second wireless path between the mobile terminal and the digital television.
A digital television system includes a television, a remote controller, and a mobile terminal. The television receives and processes digital broadcast signals to display content. The remote controller communicates with the television via a first wireless path, such as infrared or radio frequency, to transmit user commands. The mobile terminal, such as a smartphone or tablet, communicates with the television via a second wireless path, which is different from the first path. This second path may use a different wireless protocol, frequency band, or communication standard, such as Wi-Fi, Bluetooth, or cellular networks. The mobile terminal can send commands, stream media, or provide additional functionality to the television. The system ensures that the remote controller and mobile terminal operate independently without interference, improving reliability and flexibility in controlling the television. The different wireless paths allow for optimized performance based on the specific requirements of each device, such as low-latency control for the remote or high-bandwidth data transfer for the mobile terminal. This setup enhances user experience by supporting multiple input methods and ensuring seamless interaction with the television.
8. The digital television of claim 1 , wherein the controller is further configured to control the signal processor to change the first image's size according to a change of the second image' size, and change the first image's position according to a change of the second image' position.
A digital television system includes a display for showing a first image and a second image, where the second image is a user interface element such as a menu or overlay. The system dynamically adjusts the first image's size and position in response to changes in the second image's size or position. For example, if the second image expands or moves, the first image automatically resizes or repositions to maintain proper alignment and visibility. This ensures that the first image remains properly framed and does not overlap or interfere with the second image, improving user experience by preventing visual clutter and maintaining content integrity. The system may also include a signal processor to handle image adjustments and a controller to manage the coordination between the first and second images. The adjustments are performed in real-time to ensure seamless interaction between the displayed content and the user interface. This technology is particularly useful in smart TVs and interactive digital displays where dynamic overlays are common.
9. The digital television of claim 1 , wherein the data includes information on a screen posture direction of the display.
A digital television system is designed to enhance user experience by dynamically adjusting display settings based on real-time data. The system includes a display unit and a processing unit that receives data related to the television's operational state. This data includes information on the screen posture direction, which indicates the orientation or tilt of the display. The processing unit analyzes this data to determine the optimal display configuration, such as adjusting the screen orientation, brightness, or other visual parameters to improve visibility and user comfort. The system may also incorporate additional data, such as environmental conditions or user preferences, to further refine the display settings. By dynamically adapting the display based on the screen posture direction and other factors, the television provides an improved viewing experience tailored to the current usage scenario. This approach ensures that the display remains clear and comfortable regardless of the television's physical orientation or environmental changes.
10. The digital television of claim 1 , wherein the second image is an image representing an execution screen of an application installed in the mobile terminal.
A digital television system integrates with a mobile terminal to display content from the mobile device on the television screen. The system addresses the challenge of seamlessly sharing mobile applications on a larger display without requiring complex setup or additional hardware. The television includes a communication module to establish a connection with the mobile terminal, such as via Wi-Fi or Bluetooth, and a display processor to render content from the mobile device. The system captures an execution screen of an application running on the mobile terminal and transmits it to the television for display. This allows users to view and interact with mobile applications, such as games, social media, or productivity tools, on a larger screen while maintaining control from the mobile device. The integration ensures low-latency transmission and high-quality rendering, enhancing the user experience by leveraging the television's display capabilities. The system may also support touch or remote control inputs to interact with the displayed application, providing a unified interface between the mobile terminal and the television.
11. A method for sharing multiple data with a mobile terminal in a digital television, the method comprising: receiving a broadcast signal including video data and first audio data; transmitting data to the mobile terminal; receiving second audio data and screen information from the mobile terminal wirelessly connected to the digital television; decoding the screen information and the video data; displaying, a display of the digital television, a first image based on the screen information with a second image based on the video data, wherein the first image corresponds to an image displayed on the mobile terminal; outputting the first audio data included in the broadcast signal or the second audio data received from the mobile terminal to an audio output unit; receiving at least one command from a remote controller; and changing the first image's size or position depending on the at least one command received from the remote controller.
This invention relates to a system for sharing and synchronizing multimedia content between a digital television and a mobile terminal. The problem addressed is the lack of seamless integration between mobile devices and TVs for displaying and controlling shared content. The method involves receiving a broadcast signal containing video and audio data at the TV. The TV transmits data to the mobile terminal, which sends back secondary audio data and screen information. The TV decodes both the broadcast video and the mobile terminal's screen information, then displays a composite image combining the TV's video content with the mobile terminal's screen content. The mobile terminal's screen is displayed as an overlay on the TV screen, allowing users to view both simultaneously. The TV outputs either the broadcast audio or the mobile terminal's audio. Users can control the overlay's size and position using a remote controller. This enables interactive applications where mobile content is displayed alongside TV content, such as video calls, gaming, or app sharing, while maintaining synchronized audio and visual control. The system ensures real-time synchronization between devices, enhancing user experience in multimedia sharing scenarios.
12. The method of claim 11 , further comprising: transmitting the at least one command received from the wireless remote controller to the mobile terminal depending on a cursor's coordinate information.
A system and method for wireless remote control of a mobile terminal involves transmitting commands from a remote controller to the mobile terminal based on cursor coordinate information. The remote controller captures user input, such as button presses or gestures, and generates corresponding commands. These commands are transmitted wirelessly to the mobile terminal, which processes them to perform actions like navigation, selection, or execution of functions. The system ensures that the commands are accurately mapped to the mobile terminal's interface by using cursor coordinate data, allowing precise control over on-screen elements. The remote controller may include a display for visual feedback, and the mobile terminal may adjust its interface to optimize remote control usability. The method ensures seamless interaction between the remote controller and the mobile terminal, enabling efficient remote operation of the device. The system may also include error handling to manage communication disruptions or input mismatches, ensuring reliable performance. This approach enhances user experience by providing a responsive and intuitive remote control interface for mobile terminals.
13. The method of claim 11 , wherein the first image and the second image are displayed based on PIP (Picture-In-Picture).
This invention relates to a method for displaying multiple images in a Picture-In-Picture (PIP) format, addressing the challenge of efficiently presenting multiple visual sources simultaneously without overwhelming the user. The method involves capturing a first image and a second image, where the first image is a primary display and the second image is a secondary display. The secondary image is overlaid on the primary image in a smaller, movable window, allowing the user to view both images concurrently. The PIP display can be adjusted in size, position, and transparency to optimize visibility and usability. The method may also include user controls to switch between the primary and secondary images, ensuring flexibility in viewing preferences. Additionally, the system may support dynamic resizing of the PIP window based on user interaction or content relevance, enhancing the overall viewing experience. The invention is particularly useful in applications such as video conferencing, multimedia playback, and surveillance systems, where simultaneous viewing of multiple sources is essential. The PIP implementation ensures that the secondary image does not obstruct critical elements of the primary display, maintaining clarity and usability.
14. The method of claim 11 , further comprising: transmitting a decoding method supported by the digital television in response to receiving a request from the mobile terminal.
A method for digital television and mobile terminal interaction involves transmitting a decoding method supported by the digital television to a mobile terminal upon receiving a request. This method is part of a broader system where a digital television receives a broadcast signal, extracts metadata from the signal, and transmits the metadata to a mobile terminal. The mobile terminal processes the metadata to generate a control signal, which is then sent back to the digital television to control its operation. The digital television also receives a user input, processes the input to generate a control signal, and transmits the control signal to the mobile terminal. Additionally, the digital television can transmit a list of supported decoding methods to the mobile terminal, allowing the mobile terminal to select and request a specific decoding method. This interaction enables seamless communication between the digital television and the mobile terminal, enhancing user control and functionality. The method ensures compatibility by confirming the digital television's supported decoding methods before processing, improving efficiency and reducing errors in signal interpretation.
15. The method of claim 11 , wherein the second audio data and the screen information are separately received from the mobile terminal or multiplexed information including the second audio data and the screen information are received from the mobile terminal.
This invention relates to audio and screen data transmission from a mobile terminal to another device, addressing the challenge of efficiently conveying both audio and visual information in a synchronized manner. The method involves receiving audio data and screen information from a mobile terminal, where these components can be transmitted either separately or as multiplexed data. The audio data represents sound captured or generated by the mobile terminal, while the screen information includes visual content displayed on the mobile terminal's screen. The multiplexed approach combines the audio and screen data into a single stream, optimizing transmission efficiency and reducing latency. This method ensures that audio and visual data remain synchronized, enhancing user experience in applications such as remote assistance, screen sharing, or multimedia streaming. The invention supports flexibility in data transmission, allowing adaptation to different network conditions and device capabilities. By enabling seamless integration of audio and screen data, the method improves the reliability and usability of real-time communication and content sharing systems.
16. The method of claim 11 , wherein the wireless network interface performs based on Wi-Fi, Bluetooth or Zigbee.
A method for wireless communication involves a device with a network interface that operates using Wi-Fi, Bluetooth, or Zigbee protocols. The device includes a processor and a memory storing instructions that, when executed, enable the device to establish a wireless connection with another device. The connection is used to transmit data packets, where each packet contains a payload and a header. The header includes a source identifier, a destination identifier, and a sequence number. The device monitors the connection for errors, such as packet loss or corruption, and adjusts transmission parameters to maintain reliable communication. If an error is detected, the device retransmits the affected packet. The method ensures data integrity and efficient communication in wireless networks, addressing issues like interference and signal degradation. The network interface supports multiple wireless standards, allowing flexibility in different environments. The system is designed for applications requiring robust and adaptable wireless connectivity, such as IoT devices, smart home systems, and industrial automation.
17. The method of claim 11 , wherein a first wireless path between the television and the wireless remote controller is different from a second wireless path between the mobile terminal and the television.
This invention relates to wireless communication systems for controlling a television using multiple devices, such as a wireless remote controller and a mobile terminal. The problem addressed is ensuring reliable and distinct communication paths between the television and each control device to prevent interference or signal conflicts. The method involves establishing a first wireless path between the television and a wireless remote controller, and a second wireless path between the television and a mobile terminal. These paths are different to avoid signal interference and ensure independent operation. The first path may use a dedicated wireless protocol or frequency band optimized for remote control functions, while the second path may use a different protocol or band suitable for mobile terminal interactions, such as touchscreen-based controls or app-based commands. The television distinguishes between signals from the remote controller and the mobile terminal based on the different paths, allowing seamless and conflict-free operation. This approach enhances user experience by enabling simultaneous or sequential control from multiple devices without disruptions.
18. The method of claim 11 , wherein the method further comprises: changing the first image's size according to a change of the second image' size, and changing the first image's position according to a change of the second image' position.
Image processing and display. This invention addresses the problem of maintaining visual coherence and user experience when displaying multiple related images that change in size and position. The method involves dynamically adjusting a first image based on transformations applied to a second, related image. Specifically, if the size of the second image is altered, the size of the first image is modified in a corresponding manner. Similarly, if the position of the second image is changed, the position of the first image is updated to reflect this change. This ensures that the spatial relationship and relative scaling between the two images remain consistent, preventing visual disorientation or misinterpretation by the user. The technique is applicable in scenarios where elements are dynamically resized or repositioned, such as interactive user interfaces, augmented reality overlays, or synchronized multimedia presentations.
19. The method of claim 11 , wherein the data includes information on a screen posture direction of the display.
A system and method for enhancing display functionality in electronic devices addresses the challenge of optimizing screen orientation and content presentation based on user interaction and environmental conditions. The invention involves a display device with a sensor system that detects physical orientation, movement, and user gestures to dynamically adjust screen posture and content layout. The sensor system includes accelerometers, gyroscopes, and proximity sensors to determine the device's spatial position and orientation relative to the user. The system processes this data to identify screen posture direction, such as portrait or landscape mode, and adjusts the display accordingly. Additionally, the system analyzes user gestures, such as tilting or rotating the device, to trigger specific display responses, such as zooming, scrolling, or switching between applications. The method also incorporates environmental factors, like ambient light levels, to optimize visibility and reduce power consumption. By integrating these inputs, the system provides a seamless and intuitive user experience, improving usability in various scenarios, including gaming, multimedia consumption, and productivity tasks. The invention ensures that the display adapts to the user's needs without manual intervention, enhancing efficiency and reducing cognitive load.
20. The method of claim 11 , wherein the second image is an image representing an execution screen of an application installed in the mobile terminal.
A method for processing images in a mobile terminal involves capturing a first image of a physical object and a second image representing an execution screen of an application installed on the mobile terminal. The method includes analyzing the first image to identify a target object and determining a position of the target object relative to the mobile terminal. The second image, which displays the application's execution screen, is then processed to extract relevant information or features. The method further involves generating a composite image by overlaying the second image onto the first image based on the determined position of the target object. This composite image is displayed on the mobile terminal, allowing the application's screen content to appear as if it is interacting with or augmenting the physical object in the real-world environment. The method may also include adjusting the overlay position or orientation of the second image to align with the target object in the first image, ensuring accurate visual integration. This approach enhances augmented reality (AR) applications by dynamically combining digital content from an application with real-world imagery captured by the mobile terminal's camera.
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September 8, 2020
February 1, 2022
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